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2 years ago

Please and thank youuuuuu sorry thats how it came

Biology

1 answer:

Marizza181 [45]2 years ago

7 0

Answer:

40: 3

41: 1

Explanation:

40: When trying to achieve a better or sharper image on a microscope, the part of the microscope that needs to be adjusted is the "fine focus" which is responsible for better/sharper image by either moving the stage or the eyepiece. The fine focus is labelled C in the image.

41: Chromosomes contain hereditary materials (genes) that are responsible for an organism's trait. All organisms have their individual genetic materials in their cells and in the case of the onion cells, it's genetic materials (genes) are stored in the chromosomes hence it is important the cells have these chromosomes. Thus, the correct option is 1

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Which of the following illustrates a complete circuit?

Alla [95]

Answer:

2008

Explanation:

Quality Assurance

The plastic and its usage has its supporters and critics, with both making good points, as the plastic is a material that both has its big advantages, but also its big disadvantages.

The main advantages of the plastic is that it is very cheap, the products with it are very easy for production, and it can be recycled numerous times. Also, it is very easy and practical for usage.

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3 years ago

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What moves through the community from one trophic level to another as organisms feed on one another?What moves through the commu

marusya05 [52]

Answer: Matter and Energy

Explanation:

The producers make food by the help of the process known as photosynthesis.This is the way by which the energy from the sun is transferred from sun to the plants.

Matter is made and transferred from one tropic level to another tropic level. The organic matter is transferred from the producers to the consumers.

The primary consumer converts energy from them to the secondary consumers.

So, the conclusion is that matter and energy is transferred from one tropic level to another tropic level.

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3 years ago

Blood type is determined by multiple alleles and can be used to determine the possible parents of an offspring. In this case, th

Tasya [4]

Answer:

think is b

Explanation:

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2 years ago

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An antibiotic was effective 20 years ago against a specific type of a specific type of bacterial infection no longer works again

Sliva [168]

c. Resistant bacteria have survived and reproduced at a greater rate than nonresistant bacteria

Explanation:

The antibiotic is no longer effective as it was 20 years ago because the resistant bacterial have survived and reproduced at a greater rate than the non-resistant bacteria.

The antibiotics have specifically designed to exterminate the disease causing bacteria strain from the body.
While at that point in time, it is potent and does the work. Along the line, it will cause the structures of some other strains to change.
This will lead to the development of resistant breeds with time.
The resistant breed will then be able to survive the onslaught of the antibiotics making it not a good fit.

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3 years ago

What happens to the concentration of free water molecules when a substance dissolves in the water?

777dan777 [17]

If you are adding something to the water the concentration of water would drop, as it would start off as 100% water but then with the addition of another substance it would change that from 100% free to x% free, due to the water dissolving the substance.

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3 years ago